Key to Scientific Names in Ornithology
(Tyrannidae; Ϯ White-throated Tyrannulet M. leucophrys setophagoides) Dim. < Gr. μηκος mēkos length; κερκος kerkos tail; "I am indebted to Mr Gould's kindness for two specimens of Tyrant-birds from a collection recently received by him from the highlands of Ecuador. They are of nearly allied species, but stand best in the two neighbouring sections of Ochthoëca and Mecocerculus. By the latter name I propose to replace Myiarchus (Bp., nec Cab.), using it as a generic title for Fluvicola leucophrys, Lafr. et D'Orb., and its allies. ... 2. MECOCERCULUS GRATIOSUS. ... Obs. Affinis Mecocerculo diademati" (P. Sclater 1862) (see Myiarchus ●).
Var. Mecocerciscus, Macrocerculus.